Aragonite
      Antao S M, Hassan I
      The Canadian Mineralogist 48 (2010) 1225-1236
      Temperature dependence of the structural parameters
      in the transformation of aragonite to calcite,
      as determined from in situ synchrotron powder X-ray-diffraction data
      Locality: Cuenca, Spain
      Note: T = 318 C
      Note: P = 101 kPa
      _database_code_amcsd 0017840

      CELL PARAMETERS:    4.9693   8.0234   5.8037   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    231.397
      Density (g/cm3):      2.873
      MAX. ABS. INTENSITY / VOLUME**2:      10.07005862    
      RIR:      1.141
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.03          1.56        4.2246    1   1   0         4
                22.16          2.08        4.0117    0   2   0         2
                26.09        100.00        3.4156    1   1   1         8
                27.02         51.37        3.3000    0   2   1         4
                30.81          4.53        2.9018    0   0   2         2
                32.57          7.50        2.7491    1   2   1         8
                32.82         48.69        2.7289    0   1   2         4
                35.83         18.64        2.5059    1   0   2         4
                36.15         16.20        2.4846    2   0   0         2
                37.01         10.18        2.4290    0   3   1         4
                37.60         44.34        2.3919    1   1   2         8
                38.22         26.67        2.3550    1   3   0         4
                38.28         15.67        2.3512    0   2   2         4
                41.09         11.17        2.1968    2   1   1         8
                42.81         17.65        2.1123    2   2   0         4
                45.20          2.79        2.0059    0   4   0         2
                45.71         61.01        1.9849    2   2   1         8
                47.99         26.31        1.8958    0   4   1         4
                48.22         12.12        1.8873    2   0   2         4
                49.62          2.12        1.8372    2   1   2         8
                49.87         26.21        1.8286    1   3   2         8
                51.60          2.16        1.7713    1   4   1         8
                51.99         26.97        1.7589    1   1   3         8
                52.52         11.27        1.7425    0   2   3         4
                52.70          4.73        1.7369    2   3   1         8
                53.67          2.81        1.7078    2   2   2         8
                55.71          3.35        1.6500    0   4   2         4
                56.75          1.76        1.6222    3   1   0         4
                59.13          5.77        1.5623    3   1   1         8
                59.20          1.75        1.5607    2   4   0         4
                59.79          1.89        1.5466    0   5   1         4
                61.53          4.47        1.5072    2   4   1         8
                62.76          1.96        1.4804    3   2   1         8
                62.94          6.35        1.4768    1   5   1         8
                65.36          2.04        1.4278    0   1   4         4
                65.97          3.33        1.4160    3   1   2         8
                66.38          2.71        1.4082    3   3   0         4
                68.23          3.11        1.3745    2   4   2         8
                68.36          3.28        1.3722    1   1   4         8
                68.81          1.68        1.3644    0   2   4         4
                69.57          2.32        1.3514    1   5   2         8
                70.41          1.73        1.3372    0   6   0         2
                74.96          5.77        1.2669    3   3   2         8
                75.95          3.77        1.2529    2   0   4         4
                76.66          6.77        1.2430    3   1   3         8
                76.71          3.88        1.2423    4   0   0         2
                77.23          5.77        1.2353    1   3   4         8
                78.79          5.20        1.2147    2   4   3         8
                78.81          1.81        1.2145    0   6   2         4
                80.06          5.30        1.1986    1   5   3         8
                81.79          5.57        1.1775    2   6   0         4
                83.07          2.70        1.1627    4   2   1         8
                85.99          3.10        1.1305    3   5   1         8
                87.07          1.81        1.1193    1   1   5         8
                87.48          1.46        1.1150    0   2   5         4
                89.15          1.03        1.0984    4   2   2         8
                89.32          1.31        1.0968    1   7   1         8
                89.91          1.42        1.0911    2   6   2         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.